How Long Do Uncrustables Last When Thawed?

Last updated on October 26th, 2022 at 05:20 pm

Are you wondering what will become of your uncrustables when thawed? Or are you trying to figure out the duration your uncrustables can remain edible after thawing? 

Uncrustables are sealed crustless sandwich foodstuffs made from refined flour. The two well-known types are uncrustables peanut butter and uncrustables jelly.

Uncrustables last when thawed within eight to ten hours. Because uncrustables are susceptible to bacterial growth after thawing, it is wise to eat them within this stipulated time.  

How Long Does Uncrustables Last After Thawing?

How Long Do Uncrustables Last When Thawed?

Uncrustables last long after being thawed for about six to eight hours, provided uncrustables are kept in reasonable condition at a minute room temperature.

The uncrustables should not be left on the counter when you’re not ready to consume them.

If you have a change of mind not to eat them at the moment, the uncrustables are refrigerated. 

A refrigerated uncrustables sandwich should not last for more than 24 hours. If it does, the bread may dry off.

The shelf life of uncrustables drastically decreases when it’s taken out of the freezer and thawed. The uncrustables don’t have a long shelf life.

When uncrustables are left to sit out for long after thawing, it serves as a breeding ground for bacteria.

This bacteria contaminates the food making it inedible and, when coincidentally eaten, can lead to a gastrointestinal upset.

For example, the uncrustables peanut butter, when left to sit out for long after thawing, is known to be associated with a salmonella infection. 

The danger zone is a temperature range between 40 degrees Fahrenheit and 140 degrees Fahrenheit in which bacteria can thrive rapidly.

For uncrustables, the time limit is within two to three hours at maximum; beyond this time, uncrustables cease to be edible.

How Long is Uncrustables Good after Thawed?

Uncrustables are good after thawing for an average time of two hours, according to the United State Food and Drug Administration.

The time starts counting when it has fully melted and should not stay longer than the stipulated time.

Hours later than eight will cause bacteria to invade your food which will cause it to be stale and unfit for eating.

There are different types of uncrustables with distinguishing tastes and flavors.

Below, a table is displayed showing the various kinds of uncrustables and the characteristics each flavor possesses:

1.Peanut Butter & Strawberry Jam SandwichThese uncrustables have the best flavor. It has a reduced sugar strawberry spread and a strawberry jam. The taste is breathtaking, which keeps you coming for more.
2.Peanut Butter & Honey Spread SandwichThe honey is smooth, giving the bread a slight crispness that fortifies the texture of the sandwich. The amount of sugar is also balanced. As a result, this flavor is truly unique.
3.Chocolate Flavoured Hazelnut Spread SandwichThe awesomeness of Nutella reveals in this sandwich. The spread inside this sandwich is superior to the actual Nutella. 
4.BBQ Chicken BitesThe BBQ chicken bites sandwich has soft plentiful white meat chicken that quickly melts in the mouth when chewed. It has a barbecue sauce and a few fatty pieces.
5.Uncured Pepperoni Roll-UpsThe Uncured Pepperoni is for those who like roll-ups by smackers. The flavor has a sufficient amount of pepperoni and contains both provolone and Neufchatel.
6.Peanut Butter & Grape Spread SandwichIt has a grape filling with a reduced amount of sugar. The presence of the wheat bread adds a good texture that is satisfying and nourishing.
7.Turkey and Colby Jack Cheese Roll-UpsThe Turkey and Colby Jack Cheese roll-ups contain three different types of cheese; Neufchatel, Colby, and Monterey Jack.
8.Peanut Butter & Strawberry Spread SandwichThis strawberry spread has reduced sugar, jams, and jellies, which is just delicious as their full-sugar counterpart.
9.Taco BitesIt has a light sprinkling of taco seasoning, cheese, and salsa.
10.Peanut Butter & Grape Jelly SandwichIn this type, the grape jelly doesn’t taste good anymore. However, it has peanut butter and a jelly flavor. 
11.Uncured Ham & Cheddar Cheese Roll-UpsIt doesn’t need microwaving since they are the thaw-and-eat type. But, unfortunately, the bread over-shadows the flavors.
12.Uncured Pepperoni BitesIt is practically flavorless due to the sparse pepperoni bites. However, it contains marinara sauce and mozzarella cheese flavor. 

Can You Thaw Uncrustables in the Fridge?

No, thawed uncrustables kept in the refrigerator can be refrigerated for up to 24 hours and not more than that.

However, the bread will dry out when it exceeds this time limit, making it mushy.

Hence, eating your uncrustables after thawing within eight to ten hours is advisable.   

What Happens to Uncrustables Once Thawed?

Uncrustables not eaten within eight to ten hours are refrigerated.

Once thawed, the refrigerated Smuckers uncrustables temperature rises from the previous freezing temperature.

A thawed uncrustables left outside for long provide a breeding ground for bacteria, hence leading to food poisoning when consumed.

#1. Methods of Thawing Uncrustables

Thawing uncrustables using several methods, depending on which way is suitable to you as an individual.

The process should take between 30 to 60 minutes. Underneath are lists of the various methods:

#1. Use of One’s Body Heat

An average body temperature is warmer than the air temperature.

This method is quick and easy, or the uncrustables can be placed and squeezed gently between your hands.

#2. Find a Warmer Place

Places that are warm and sunny might be a better option, like your car, next to the heating vent, etc.

#3. Use Warm Water

A bowl of warm water deepens the uncrustables double-bagged.

#2. How to Tell If Uncrustables Are Bad?  

Uncrustables go bad quickly because it was processed using peanut butter and also when it is improperly stored.

If uncrustables become stale, there are many ways to know.

Below are some of the ways one can tell if your uncrustables have decayed and it is not fit for eating:

#1. How they look

The appearance of uncrustables tells a lot about whether it is still excellent and viable for consumption.

If there is the presence of molds of any kind, or there is a color change, or it has a leaked pack.

#2. The feeling of the uncrustables

When felt and it feels slimy or stale, that’s a sure sign that it has gone sour.

#3. It doesn’t smell right.

When uncrustables are fresh, their aroma is pleasant to the nostril, making one drool. But when they decay, it gives off an off smell immediately.

#4. The way it tastes 

If this is not your first time tasting it, it’s a sure bet that you will know the difference in taste. The uncrustables will taste sour if it is beginning to spoil.

#5. The duration it has been in storage.

The longer it has been on the counter, freezer, or fridge, the more likely the uncrustables had decayed.

Above are some of the respective methods one can know that your uncrustables have decayed and are no longer suitable for consumption. 

The only thing to do with an uncrustables that is bad is to thrash it. Please don’t be tempted to have a bite because your health is your wealth.   


Uncrustables last when thawed within eight to ten hours. However, the United State Food and Drug Administration suggests that uncrustables should last for only two hours.

A thawed uncrustables left outside for long provide a breeding ground for bacteria, hence leading to food poisoning when consumed.

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